\begin{table}[H] \centering
\newcolumntype{R}{>{\raggedleft\arraybackslash}X}
\newcolumntype{L}{>{\raggedright\arraybackslash}X}
\newcolumntype{C}{>{\centering\arraybackslash}X}

\caption{Robustness checks: Human Development Index}
\label{tab:robustness_checks_chix_social}
\begin{tabularx}{\linewidth}{p{9.8cm} p{2cm} p{2cm} p{2cm}}

\toprule
{Robustness check}&{Est.}&{SE}&{p-val.} \tabularnewline
\midrule \addlinespace[\belowrulesep]
Baseline&0.197&(0.167)&[0.173] \tabularnewline
With region and decade FE&0.141&(0.148)&[0.239] \tabularnewline
3 post-election years&0.151&(0.161)&[0.272] \tabularnewline
5 post-election years&0.228&(0.172)&[0.131] \tabularnewline
7 post-election years&0.270*&(0.178)&[0.091] \tabularnewline
10 post-election years&0.300*&(0.182)&[0.066] \tabularnewline
With year 0 in the post-election period&0.190&(0.168)&[0.191] \tabularnewline
Twice the MSE-optimal bandwidth&0.146&(0.148)&[0.151] \tabularnewline
Half the MSE-optimal bandwidth&0.434**&(0.331)&[0.033] \tabularnewline
Second-order polynomial&0.242&(0.190)&[0.133] \tabularnewline
Uniform kernel&0.158&(0.153)&[0.200] \tabularnewline
Epanechnikov kernel&0.169&(0.163)&[0.237] \tabularnewline
\bottomrule \addlinespace[\belowrulesep]

\end{tabularx}
\\ \parbox{\linewidth}{\footnotesize \emph{Notes}: This table reports results for the exercises of Table \ref{tab:robustness_checks_chix_econ} for HDI.}
\end{table}
